température (1) pression (1) fusion (1) lithosphère (1) verre (1) enrichissement (1) différenciation (1) comparaison (1) ligne (1) ordre (1) Differentiation (1) Comparison (1) Variation (1) Composition (1) Magmas (1) Minerals (1) Origin (1) Veins (1) Temperature (1) Stairs (1) Spinel (1) Series (1) Process (Law) (1) Pressure (1) Peridotite (1) Percolation (1) Order (1) Nature (1) Magmatism (1) Liquids (1)